Table 1 Linear regression relationship between ST and SAT at various ST intervals based on NP data.

From: Newly reconstructed Arctic surface air temperatures for 1979–2021 with deep learning method

Interval

−10 °C~0 °C

−20 °C~−10 °C

−30 °C~−20 °C

<−30 °C

a

0.98

0.99

0.91

0.93

b

−0.66

−0.43

−1.97

−1.46

R2

0.91

0.88

0.89

0.93

  1. Here, y = a*x + b, y and x represent SAT and ST, respectively. The ‘a’ is the regression coefficient and ‘b’ is y-intercept.
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